509 		if (tp->urg_seq == tp->copied_seq &&  in tcp_poll()
514 		if (tp->rcv_nxt - tp->copied_seq >= target)  in tcp_poll()
564 			 before(tp->urg_seq, tp->copied_seq) ||  in tcp_ioctl()
567 			answ = tp->rcv_nxt - tp->copied_seq;  in tcp_ioctl()
573 			answ = tp->urg_seq - tp->copied_seq;  in tcp_ioctl()
577 		answ = tp->urg_data && tp->urg_seq == tp->copied_seq;  in tcp_ioctl()
1392 	WARN(skb && !before(tp->copied_seq, TCP_SKB_CB(skb)->end_seq),  in tcp_cleanup_rbuf()
1394 	     tp->copied_seq, TCP_SKB_CB(skb)->end_seq, tp->rcv_nxt);  in tcp_cleanup_rbuf()
1499 	u32 seq = tp->copied_seq;  in tcp_read_sock()
1551 		tp->copied_seq = seq;  in tcp_read_sock()
1553 	tp->copied_seq = seq;  in tcp_read_sock()
1623 	seq = &tp->copied_seq;  in tcp_recvmsg()
1625 		peek_seq = tp->copied_seq;  in tcp_recvmsg()
1728 			WARN_ON(tp->copied_seq != tp->rcv_nxt &&  in tcp_recvmsg()
1783 			if (tp->rcv_nxt == tp->copied_seq &&  in tcp_recvmsg()
1797 		    (peek_seq - copied - urg_hole != tp->copied_seq)) {  in tcp_recvmsg()
1801 			peek_seq = tp->copied_seq;  in tcp_recvmsg()
1846 		if (tp->urg_data && after(tp->copied_seq, tp->urg_seq)) {  in tcp_recvmsg()